Home / 2,309.06-3,448.85-2,089.34

Finding the Fourth Proportional to 2,309.06, 3,448.85 and 2,089.34

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Solution

The fourth proportional to 2,309.06, 3,448.85 and 2,089.34 is: 3,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.06 : 3,448.85 = 2,089.34 : x
  2. Step 2: Convert to fraction form
    2,309.06/3,448.85 = 2,089.34/x
  3. Step 3: Cross multiply
    2,309.06x = 3,448.85 × 2,089.34
  4. Step 4: Simplify right side
    2,309.06x = 7,205,826.27
  5. Step 5: Solve for x
    x = 7,205,826.27/2,309.06
  6. Step 6: Final answer
    x = 3,120.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.